Heading 2850
Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 28.49.
1 tariff item under this heading · Chapter 28 — Inorganic chemicals
Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 28.49.
1 tariff item under this heading · Chapter 28 — Inorganic chemicals
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